private void label1_MouseMove(object sender, System.Windows.Forms.MouseEventArgs e)
{
if (System.Windows.Forms.Control.MouseButtons == System.Windows.Forms.MouseButtons.Left)
{
//start dragDrop operation, MyDropTarget will be called when the cursor enters the AutoCAD view area.
AcadApp.DoDragDrop(this, "Drag & drop successful!!!", System.Windows.Forms.DragDropEffects.All, new MyDropTarget());
}
}
private void PictureBox_MouseMove(object sender, MouseEventArgs e)
{
//获取发出移动操作的图片框对象
PictureBox pictureBox = sender as PictureBox;
//只执行左键移动操作，以表示进行了拖放操作
if (System.Windows.Forms.Control.MouseButtons == MouseButtons.Left)
{
//图片框对象触发拖放事件，调用拖放操作事件处理函数，并传入图片框对象的Name属性供事件处理函数进行判断
AcadApp.DoDragDrop(this, pictureBox.Name, DragDropEffects.All, new MyDropTarget());
}
}
